[kupfer] preferences: Implement show_plugin_info

[Ulrik Sverdrup <usverdrup src gnome org>]

commit 1335fb34c297f6012b29420e188fdc9cc42db051
Author: Ulrik Sverdrup <ulrik sverdrup gmail com>
Date:   Wed Oct 28 21:42:58 2009 +0100

    preferences: Implement show_plugin_info
    
    Add functionality to open preferences window focusing the information
    for a specific plugin.

 data/preferences.ui   |    2 +-
 kupfer/preferences.py |   24 ++++++++++++++++++++++++
 2 files changed, 25 insertions(+), 1 deletions(-)
---
diff --git a/data/preferences.ui b/data/preferences.ui
index d688c4a..a53d382 100644
--- a/data/preferences.ui
+++ b/data/preferences.ui
@@ -19,7 +19,7 @@
             <property name="orientation">vertical</property>
             <property name="spacing">10</property>
             <child>
-              <object class="GtkNotebook" id="notebook1">
+              <object class="GtkNotebook" id="preferences_notebook">
                 <property name="visible">True</property>
                 <property name="can_focus">True</property>
                 <child>
diff --git a/kupfer/preferences.py b/kupfer/preferences.py
index 604083c..65a9c10 100644
--- a/kupfer/preferences.py
+++ b/kupfer/preferences.py
@@ -37,6 +37,7 @@ class PreferencesWindowController (pretty.OutputMixin):
 		self.pluglist_parent = builder.get_object("plugin_list_parent")
 		self.dirlist_parent = builder.get_object("directory_list_parent")
 		self.plugin_about_parent = builder.get_object("plugin_about_parent")
+		self.preferences_notebook = builder.get_object("preferences_notebook")
 
 		self.entrykeybinding = builder.get_object("entrykeybinding")
 		self.buttonkeybinding = builder.get_object("buttonkeybinding")
@@ -249,6 +250,18 @@ class PreferencesWindowController (pretty.OutputMixin):
 		plugin_id = self.store.get_value(it, id_col)
 		return plugin_id
 
+	def _table_path_for_id(self, id_):
+		"""
+		Find the tree path of plugin @id_
+		"""
+		id_col = self.columns.index("plugin_id")
+		for row in self.store:
+			plugin_id = row[id_col]
+			if plugin_id == id_:
+				return row.path
+		raise ValueError("No such plugin %s" % id_)
+
+
 	def _plugin_info_for_id(self, plugin_id):
 		for info in self.plugin_info:
 			if info["name"] == plugin_id:
@@ -489,6 +502,17 @@ class PreferencesWindowController (pretty.OutputMixin):
 
 	def show(self):
 		self.window.present()
+	def show_focus_plugin(self, plugin_id):
+		"""
+		Open and show information about plugin @plugin_id
+		"""
+		table_path = self._table_path_for_id(plugin_id)
+		self.table.set_cursor(table_path)
+		self.table.scroll_to_cell(table_path)
+		# FIXME: Revisit if we add new pages to the GtkNotebook
+		self.preferences_notebook.next_page()
+		self.window.present()
+
 	def hide(self):
 		self.window.hide()
 	def _close_window(self, *ignored):